The Zeiss Humphrey 720 Perimeter Field Analyzer II has the following key specifications:
- Dimensions: 24 inches high x 19 inches deep x 23 inches wide
- Weight: 80 lbs
- Power Requirements: 4 A
- Bowl Illumination: 31.5 ASB (asb)
- Frequency: 50 Hz
- Testing Distance: 30 cm
- Maximum Temporal Range: 90 degrees
- Stimulus Duration: 200 ms
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